Pendant with triangular opal and diamonds totaling approx. 0.1 ct,

Pendant with triangular opal and brilliant-cut diamonds totalling ca. 0.1 ct, good colour and clarity, opal with slight fractures, with necklace L: 50 cm, pendant 3.5x1.8 cm, 18K yellow gold, 17.8 g, late 20th century, good condition, solid workmanship.